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from __future__ import division, absolute_import, print_function, unicode_literals
from pyprofibus_tstlib import *
initTest(__file__)
import pyprofibus
import pyprofibus.conf
import pyprofibus.dp
import pyprofibus.dp_master
import pyprofibus.phy_dummy
import pyprofibus.phy_serial
class Test_DummyPhy(TestCase):
def test_dummy_phy(self):
phy = pyprofibus.phy_dummy.CpPhyDummySlave(debug=True, echoDX=True)
phy.setConfig(baudrate=19200)
master = pyprofibus.DPM1(phy=phy,
masterAddr=42,
debug=True)
conf = pyprofibus.conf.PbConf._SlaveConf()
conf.addr = 84
conf.inputSize = 1
conf.outputSize = 1
conf.diagPeriod = 0
slaveDesc = pyprofibus.dp_master.DpSlaveDesc(conf)
slaveDesc.setCfgDataElements([
pyprofibus.dp.DpCfgDataElement(pyprofibus.dp.DpCfgDataElement.ID_TYPE_OUT),
pyprofibus.dp.DpCfgDataElement(pyprofibus.dp.DpCfgDataElement.ID_TYPE_IN),
])
slaveDesc.setUserPrmData(bytearray([1, 2, 3, 4, ]))
slaveDesc.setSyncMode(True)
slaveDesc.setFreezeMode(True)
slaveDesc.setGroupMask(1)
slaveDesc.setWatchdog(300)
master.addSlave(slaveDesc)
master.initialize()
self.assertFalse(slaveDesc.isConnecting())
self.assertFalse(slaveDesc.isConnected())
# Run slave initialization state machine.
for i in range(25):
slaveDesc.setMasterOutData(bytearray([1, ]))
master.run()
if i == 1:
self.assertTrue(slaveDesc.isConnecting())
self.assertFalse(slaveDesc.isConnected())
# Check dummy-slave response to Data_Exchange.
for i in range(100):
print("testing %d" % i)
self.assertFalse(slaveDesc.isConnecting())
self.assertTrue(slaveDesc.isConnected())
j = 0
while True:
j += 1
self.assertTrue(j < 10)
slaveDesc.setMasterOutData(bytearray([i, ]))
master.run()
ret = slaveDesc.getMasterInData()
if j >= 5 and ret is not None:
break
self.assertEqual(bytearray(ret), bytearray([i ^ 0xFF, ]))
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